在1.4517(钢号GX2CrNiMoCuN25-6-3-3)双相不锈钢的铸造生产实践过程中,奥氏体线解方程的预测精度远远达不到实际需要.通过对实践经验的分析,对奥氏体线解方程部分元素的影响系数及常数项进行调整,并设计实验验证方程的预测精度和适用成分范围.调整后的方程具有较宽的成分适用范围,预测值与实测值偏差在5％以内.
参考文献
| [1] | Riad Badji;Mabrouk Bouabdallah;Brigitte Bacroix .Phase transformation and mechanical behavior in annealed 2205 duplex stainless steel welds[J].Materials Characterization,2008(4):447-453. |
| [2] | Zh. L. Jiang;X. Y. Chen;H. Huang .Grain refinement of Cr_(25)Ni_5Mo_(1.5) duplex stainless steel by heat treatment[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2003(1/2):263-267. |
| [3] | Chen TH.;Weng KL.;Yang JR. .The effect of high-temperature exposure on the microstructural stability and toughness property in a 2205 duplex stainless steel[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2002(1/2):259-270. |
| [4] | Park Y H;Lee Z H .The effect of nitrogen and heat treatment on the microstructure and tensile properties of 25 Cr-7Ni-1.5Mo-3W-xN duplex stainless steel castings[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,2001,A297:78-84. |
| [5] | Mann Joo Huh;Sang Beom Kim;Kyung Wook Paik;Young Gil Kim .EFFECT OF Mo SUBSTITUTION BY W ON IMPACT PROPERTY OF HEAT AFFECTED ZONE IN DUPLEX STAINLESS STEELS[J].Scripta materialia,1997(7):775-781. |
| [6] | Chen TH.;Yang JR. .Microstructural characterization of simulated heat affected zone in a nitrogen-containing 2205 duplex stainless steel[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2002(1/2):166-181. |
| [7] | Dobranszky J;Szabo P J;Berecz T et al.Energydispersive spectroscopy and electron backscatter diffraction analysis of isothermally aged SAF 2205 type superduplex stainless steel[J].Spectrochimica Acta,2004,B59:1781-1788. |
| [8] | 吴玖.双相不锈钢[M].北京:冶金工业出版社,1999:8-15. |
| [9] | 董飞 .铸造双相不锈钢成分优化及耐蚀性研究[D].上海:中国舰船研究院,2008. |
| [10] | 徐祖耀.相变原理[M].北京:科学出版社,1997:79-80. |
| [11] | 郝士明.材料热力学[M].北京:化学工业出版社,2004:342-343. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%